docs: def detach(self, auth_no_user_interaction=None):
          """Detach the device by e.g. powering down the physical port."""
          return self._assocdrive._M.Drive.PowerOff(
              '(a{sv})',
              filter_opt({
                  'auth.no_user_interaction': ('b', auth_no_user_interaction),
              })
          )